please try againinclude error,path:/comp/product/list?compId=product_list-1539662900533 cause:org.springframework.web.util.NestedServletException: Request processing failed; nested exception is com.alibaba.dubbo.rpc.RpcException: Failed to invoke the method getCateAllChildNodeEnquiry in the service cn.ce.ebiz.product.service.ProductCategoryService. Tried 2 times of the providers [10.20.9.175:20881, 10.20.9.177:20881] (2/13) from the registry bj-zw-paas-midd-zk-node1-pool2.online.local:2181 on the consumer 10.20.9.90 using the dubbo version 2.6.0. Last error is: Invoke remote method timeout. method: getCateAllChildNodeEnquiry, provider: dubbo://10.20.9.175:20881/cn.ce.ebiz.product.service.ProductCategoryService?anyhost=true&application=front&check=false&default.check=false&default.reference.filter=cecontext&default.retries=1&default.service.filter=cecontext&default.timeout=5000&dispatcher=connection&dubbo=2.6.0&generic=false&interface=cn.ce.ebiz.product.service.ProductCategoryService&iothreads=4&loadbalance=leastactive&logger=slf4j&methods=findProductIdsByCateId,getProShowCount,findListProductCategoryByParentID,save,getFirstCategoryId,findAllListByFront,proCount,findCateIds,findListProductCategoryByParentIDMust,saveProductCategory,getCateAllChildNode,findlistProductCategory,findByParentId,getCateTreeIdsDf,getDraftID,getCateForXTreeByAppId,findByFrontCategoryPagination,getProductCategoryByID,getCateForXTree,findAll,getAllCateListTree,getOneCateForXTree,getCateAllChildNodeByAppId,getCateAllChildNodeMust,cateIdsForSearch,findAllByParam,getByParamsForOrderBy,getCateAllChildNodeEnquiry,getProCount,findProductIdsByCateIdList,findlistProductCategoryNew,findProductcategoryListLimitLevel,findShowAll,getCateByID,findListProductCategoryByParentIDCountMust,cateIdsForNoSearch,getCateForXTreeEnquiry,getLongIDs,deleteProductCategory,updateProductCategory,getCateNewAllChildNode,getCateForXTreeEnquiryAll,getDraftIDMust,findBaseCategoryByProductId,getCateTreeIdsBf,getCateForXTreeByParentId,getCurrentAndChildCategoryIds,findInfocategoryListLimitLevel,findProductCategoryByProductId&owner=ebiz&payload=15728640&pid=14880®ister.ip=10.20.9.90&remote.timestamp=1600688618242&revision=1.0.0-SNAPSHOT&side=consumer&timeout=1500×tamp=1600688688097, cause: Waiting server-side response timeout by scan timer. start time: 2020-09-22 16:02:42.180, end time: 2020-09-22 16:02:43.691, client elapsed: 0 ms, server elapsed: 1511 ms, timeout: 1500 ms, request: Request [id=6868679, version=2.0.0, twoway=true, event=false, broken=false, data=RpcInvocation [methodName=getCateAllChildNodeEnquiry, parameterTypes=[class java.lang.Long], arguments=[13], attachments={consumerApplicationName=front, tenantId=94153, mobileRunning=true, pcRunning=true, appId=2, currentDomain=http://www.xianghukeji.com, uniteType=100001, productMode=true, sourceApp=1, consumerHostIp=10.20.9.177, viewType=1, interface=cn.ce.ebiz.product.service.ProductCategoryService, consumerOsName=Linux, sw3=, version=0.0.0, formal=true, useViewType=true, path=cn.ce.ebiz.product.service.ProductCategoryService, timeout=1500, consumerJavaRuntimeVersion=1.7.0_79-b15, consumerOsVersion=3.10.0-327.el7.x86_64}]], channel: /10.20.9.90:30318 -> /10.20.9.175:20881